Seems like you might be missing the part where you have to add a
feedback panel to display the error messages in a form.  Since you
mention that your previous application showed the message near the
field, this page might help you:

http://stuq.nl/weblog/2008-09-03/user-friendly-form-validation-with-wicket

--
Jeremy Thomerson
http://www.wickettraining.com




On Sat, Jul 11, 2009 at 1:00 PM, Kenneth NA<rinoc...@live.se> wrote:
>
>
>
> I am a new user of wicket and I have been experimenting the last days.
>
> I am trying to migrate an existing JSP applikation to wicket.
>
>
>
> I now have a problem with feedback and validation error display.
>
>
>
> In the existing applikation, the validation errors are display next to the 
> fields,
>
> by displaying a little error icon with the error message as a tooltip
>
> and at the same time the form component change style, i.e. testfields
>
> gets a red border.
>
>
>
> One of the pages I am experimenting with, have a list where
>
> all columns are static, like dates, numbers and amounts except one
>
> where an (intiallly empty) editable amount field is displayed.
>
> It is this field I have problem of getting to work to display errors for.
>
>
>
> The validation on each row should compare the entered amount, that it is not
>
> hígher than, one of the other amounts in the "row" model.
>
> The sum of the entered amounts in all rows are also not allowed to be
>
> higher than another amount in a form component outisde the datatable.
>
>
>
> I have attached AjaxFormComponentUpdatingBehavior with onblur which calls 
> error(),
>
> but I just get the following warning all the time:
>
> VARNING: Component-targetted feedback message was left unrendered.
>
>
>
> I have tried adding the table in aWebMarkupContainer, I have called 
> setOutputMarkupId(true),
>
> I have called target.addCmponent(wmc).
>
> I have also tried with FormComponentFeedbackIndicator but without success.
>
>
>
> I have been looking around the examples and a lot of web pages and now
>
> I decided that maybe someone can point me in the direction
>
> where someone have an example on just this.
>
>
>
> Even a small initial example would be appreciated.
>
>
>
> Thanks, Kenneth
>
>
>
>
>
>
>
> _________________________________________________________________
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